50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
/* pvEnumerated.h */
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/**
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* Copyright - See the COPYRIGHT that is included with this distribution.
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* EPICS pvData is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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*/
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/**
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* @author mrk
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*/
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#ifndef PVENUMERATED_H
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#define PVENUMERATED_H
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#include <string>
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#include <pv/pvType.h>
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#include <pv/pvData.h>
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#include <shareLib.h>
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namespace epics { namespace pvData {
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class epicsShareClass PVEnumerated {
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public:
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PVEnumerated() {}
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//default constructors and destructor are OK
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//This class should not be extended
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//returns (false,true) if pvField(isNot, is valid enumerated structure
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//An automatic detach is issued if already attached.
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bool attach(PVFieldPtr const & pvField);
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void detach();
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bool isAttached();
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// each of the following throws logic_error is not attached to PVField
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// a set returns false if field is immutable
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bool setIndex(int32 index);
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int32 getIndex();
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String getChoice();
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bool choicesMutable();
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inline PVStringArray::const_svector getChoices(){return pvChoices->view();}
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int32 getNumberChoices();
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bool setChoices(const StringArray & choices);
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private:
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static String notFound;
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static String notAttached;
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PVIntPtr pvIndex;
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PVStringArrayPtr pvChoices;
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};
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}}
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#endif /* PVENUMERATED_H */
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